The length of a menstrual cycle can vary from girl to girl, but on average they're usually between 21 and 35 days. A number of things can cause irregular periods : A girl may have something going on with her hormones. Excessive exercise , not eating enough calories, or being underweight or overweight can also affect a girl's cycle.
So can medicines or drugs like steroids. Because you've had irregular periods for more than 3 years, see your doctor or nurse practitioner to find out what's causing them. This can be done on a period tracker app on your phone or on a calendar. The length of a cycle is counted from the first day of one period to the first day of the next. It is a good idea to track your period length over several months to get an idea of how much your cycle changes. If you are ever concerned and decide to see a doctor, this record also makes it easier to explain what is happening with your cycles, particularly if there is no observable pattern.
Blood that is shed quickly is generally much brighter than blood that has been sitting around for longer. This is why brighter blood is often seen at the beginning of a period, while darker blood generally occurs towards the end. It is also not unusual for light periods where less blood shed to be darker than heavier periods. This is because the colour of blood is altered as it flows more slowly. Small blood clots are generally no reason for concern, as blood naturally clots when it sits around for a while in the uterus before it is shed.
According to doctors that specialise in hormones endocrinologists , there is generally no need to worry about a few irregular periods a year. This is because not every woman runs like clockwork.
In fact, about one in three women report having irregular periods, making irregular periods quite normal. As a general rule, doctors recommend having a check-up if:.
But this may also just be how your system works. Seeing your doctor can help figure this out. If you notice unusual changes to your period, it is also a good idea to see your doctor, as treatment may be needed. This can include if you notice:. The most common reasons for missing periods are being pregnant, using hormone contraceptives like the oral pill and menopause. Periods are often irregular during the first few years after your periods start, and again in the years before the menopause.
They can happen more or less often, or be lighter or heavier, than usual. Periods can also be irregular as a result of imbalanced hormones. There are a number of reasons why hormonal imbalance may occur. This can be due to a sudden change in weight both in increase and a decrease in weight , which may occur with a change in your exercise levels or with a change in your eating patterns. Interestingly, for some women losing weight and starting exercise may make your periods come back more regularly.
Stress and being unwell can also cause you to miss a period, particularly when the stress occurs in the interval between a period and when you would normally ovulate. Women who have eating disorders, such as anorexia nervosa and bulimia, also will stop having regular periods usually associated with a change in weight. When hormones become imbalanced, periods can stop altogether.
Regular periods can return with lifestyle changes, although this can take some time and be difficult. Irregular periods can be caused by a number of things, some of them serious.
Your doctor can help you determine the cause and help you get your cycle back on track. Eating a balanced diet, getting regular exercise, and avoiding stress can also help. Read the article in Spanish. Yellow discharge before a period can have a range of potential causes. Diagnosis depends on the consistency, smell, and color of the discharge. It may…. Vaginal bleeding between periods is a common experience with many possible causes. When this occurs, a person may notice light brown spotting in their….
While occasional changes in the menstrual cycle are not unusual, frequently experiencing two periods in a month may indicate an underlying medical…. Hormonal birth control. Polycystic ovary syndrome PCOS. Thyroid problems. Share on Pinterest An underactive thyroid may cause longer, heavier periods. Uterine fibroids. Being overweight. Extreme weight loss and eating disorders. Excessive exercise. Cervical and endometrial cancer. When to call your healthcare provider.
How to track your period. Exposure to air pollutants may amplify risk for depression in healthy individuals. Costs associated with obesity may account for 3. Related Coverage. What causes a yellow vaginal discharge?
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